65517780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1657}}^1$

素因数の和:2328

約数の個数: 48

約数和(自身を含む): 183839040

約数和(自身を除く): 118321260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 659, 1318, 1657, 1977, 2636, 3295, 3314, 3954, 4971, 6590, 6628, 7908, 8285, 9885, 9942, 13180, 16570, 19770, 19884, 24855, 33140, 39540, 49710, 99420, 1091963, 2183926, 3275889, 4367852, 5459815, 6551778, 10919630, 13103556, 16379445, 21839260, 32758890, 65517780]

約数ペア:

[(1, 65517780), (2, 32758890), (3, 21839260), (4, 16379445), (5, 13103556), (6, 10919630), (10, 6551778), (12, 5459815), (15, 4367852), (20, 3275889), (30, 2183926), (60, 1091963), (659, 99420), (1318, 49710), (1657, 39540), (1977, 33140), (2636, 24855), (3295, 19884), (3314, 19770), (3954, 16570), (4971, 13180), (6590, 9942), (6628, 9885), (7908, 8285)]